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HistoryApr 01, 2021 - 12:00 a.m.

openssl security update


0.975 High





  • Backport fixes for CVE-2020-1971 [Orabug: 32654738]
  • Oracle bug 28730228: backport CVE-2018-0732
  • Oracle bug 28758493: backport CVE-2018-0737
  • Merge upstream patch to fix CVE-2018-0739
  • Avoid out-of-bounds read. Fixes CVE 2017-3735. By Rich Salz
  • sha256 is used for the RSA pairwise consistency test instead of sha1
  • fix CVE-2019-1559 - 0-byte record padding oracle
  • fix CVE-2017-3731 - DoS via truncated packets with RC4-MD5 cipher
  • fix CVE-2016-8610 - DoS of single-threaded servers via excessive alerts
  • fix handling of ciphersuites present after the FALLBACK_SCSV
    ciphersuite entry (#1386350)
  • add README.legacy-settings
  • deprecate and disable verification of insecure hash algorithms
  • disallow DH keys with less than 1024 bits in TLS client
  • remove support for weak and export ciphersuites
  • use correct digest when exporting keying material in TLS1.2 (#1376741)
  • fix CVE-2016-2177 - possible integer overflow
  • fix CVE-2016-2178 - non-constant time DSA operations
  • fix CVE-2016-2179 - further DoS issues in DTLS
  • fix CVE-2016-2180 - OOB read in TS_OBJ_print_bio()
  • fix CVE-2016-2181 - DTLS1 replay protection and unprocessed records issue
  • fix CVE-2016-2182 - possible buffer overflow in BN_bn2dec()
  • fix CVE-2016-6302 - insufficient TLS session ticket HMAC length check
  • fix CVE-2016-6304 - unbound memory growth with OCSP status request
  • fix CVE-2016-6306 - certificate message OOB reads
  • mitigate CVE-2016-2183 - degrade all 64bit block ciphers and RC4 to
    112 bit effective strength
  • replace expired testing certificates
  • fix CVE-2016-2105 - possible overflow in base64 encoding
  • fix CVE-2016-2106 - possible overflow in EVP_EncryptUpdate()
  • fix CVE-2016-2107 - padding oracle in stitched AES-NI CBC-MAC
  • fix CVE-2016-2108 - memory corruption in ASN.1 encoder
  • fix CVE-2016-2109 - possible DoS when reading ASN.1 data from BIO
  • fix CVE-2016-0799 - memory issues in BIO_printf
  • fix CVE-2016-0702 - side channel attack on modular exponentiation
  • fix CVE-2016-0705 - double-free in DSA private key parsing
  • fix CVE-2016-0797 - heap corruption in BN_hex2bn and BN_dec2bn
  • fix CVE-2015-3197 - SSLv2 ciphersuite enforcement
  • disable SSLv2 in the generic TLS method
  • fix 1-byte memory leak in pkcs12 parse (#1229871)
  • document some options of the speed command (#1197095)
  • fix high-precision timestamps in timestamping authority
  • fix CVE-2015-7575 - disallow use of MD5 in TLS1.2
  • fix CVE-2015-3194 - certificate verify crash with missing PSS parameter
  • fix CVE-2015-3195 - X509_ATTRIBUTE memory leak
  • fix CVE-2015-3196 - race condition when handling PSK identity hint
  • fix regression caused by mistake in fix for CVE-2015-1791
  • improved fix for CVE-2015-1791
  • add missing parts of CVE-2015-0209 fix for corectness although unexploitable
  • fix CVE-2014-8176 - invalid free in DTLS buffering code
  • fix CVE-2015-1789 - out-of-bounds read in X509_cmp_time
  • fix CVE-2015-1790 - PKCS7 crash with missing EncryptedContent
  • fix CVE-2015-1791 - race condition handling NewSessionTicket
  • fix CVE-2015-1792 - CMS verify infinite loop with unknown hash function
  • fix CVE-2015-3216 - regression in RAND locking that can cause segfaults on
    read in multithreaded applications
  • fix CVE-2015-4000 - prevent the logjam attack on client - restrict
    the DH key size to at least 768 bits (limit will be increased in future)
  • drop the AES-GCM restriction of 2^32 operations because the IV is
    always 96 bits (32 bit fixed field + 64 bit invocation field)
  • update fix for CVE-2015-0287 to what was released upstream
  • fix CVE-2015-0209 - potential use after free in d2i_ECPrivateKey()
  • fix CVE-2015-0286 - improper handling of ASN.1 boolean comparison
  • fix CVE-2015-0287 - ASN.1 structure reuse decoding memory corruption
  • fix CVE-2015-0288 - X509_to_X509_REQ NULL pointer dereference
  • fix CVE-2015-0289 - NULL dereference decoding invalid PKCS#7 data
  • fix CVE-2015-0292 - integer underflow in base64 decoder
  • fix CVE-2015-0293 - triggerable assert in SSLv2 server
  • copy digest algorithm when handling SNI context switch
  • improve documentation of ciphersuites - patch by Hubert Kario
  • add support for setting Kerberos service and keytab in
    s_server and s_client
  • fix CVE-2014-3570 - incorrect computation in BN_sqr()
  • fix CVE-2014-3571 - possible crash in dtls1_get_record()
  • fix CVE-2014-3572 - possible downgrade of ECDH ciphersuite to non-PFS state
  • fix CVE-2014-8275 - various certificate fingerprint issues
  • fix CVE-2015-0204 - remove support for RSA ephemeral keys for non-export
    ciphersuites and on server
  • fix CVE-2015-0205 - do not allow unauthenticated client DH certificate
  • fix CVE-2015-0206 - possible memory leak when buffering DTLS records
  • use FIPS approved method for computation of d in RSA
  • fix CVE-2014-3567 - memory leak when handling session tickets
  • fix CVE-2014-3513 - memory leak in srtp support
  • add support for fallback SCSV to partially mitigate CVE-2014-3566
    (padding attack on SSL3)
  • add ECC TLS extensions to DTLS (#1119800)
  • fix CVE-2014-3505 - doublefree in DTLS packet processing
  • fix CVE-2014-3506 - avoid memory exhaustion in DTLS
  • fix CVE-2014-3507 - avoid memory leak in DTLS
  • fix CVE-2014-3508 - fix OID handling to avoid information leak
  • fix CVE-2014-3509 - fix race condition when parsing server hello
  • fix CVE-2014-3510 - fix DoS in anonymous (EC)DH handling in DTLS
  • fix CVE-2014-3511 - disallow protocol downgrade via fragmentation
  • fix CVE-2014-0224 fix that broke EAP-FAST session resumption support
  • drop EXPORT, RC2, and DES from the default cipher list (#1057520)
  • print ephemeral key size negotiated in TLS handshake (#1057715)
  • do not include ECC ciphersuites in SSLv2 client hello (#1090952)
  • properly detect encryption failure in BIO (#1100819)
  • fail on hmac integrity check if the .hmac file is empty (#1105567)
  • FIPS mode: make the limitations on DSA, DH, and RSA keygen
    length enforced only if OPENSSL_ENFORCE_MODULUS_BITS environment
    variable is set
  • fix CVE-2010-5298 - possible use of memory after free
  • fix CVE-2014-0195 - buffer overflow via invalid DTLS fragment
  • fix CVE-2014-0198 - possible NULL pointer dereference
  • fix CVE-2014-0221 - DoS from invalid DTLS handshake packet
  • fix CVE-2014-0224 - SSL/TLS MITM vulnerability
  • fix CVE-2014-3470 - client-side DoS when using anonymous ECDH
  • add back support for secp521r1 EC curve
  • fix CVE-2014-0160 - information disclosure in TLS heartbeat extension
  • use 2048 bit RSA key in FIPS selftests
  • add DH_compute_key_padded needed for FIPS CAVS testing
  • make 3des strength to be 128 bits instead of 168 (#1056616)
  • FIPS mode: do not generate DSA keys and DH parameters < 2048 bits
  • FIPS mode: use approved RSA keygen (allows only 2048 and 3072 bit keys)
  • FIPS mode: add DH selftest
  • FIPS mode: reseed DRBG properly on RAND_add()
  • FIPS mode: add RSA encrypt/decrypt selftest
  • FIPS mode: add hard limit for 2^32 GCM block encryptions with the same key
  • use the key length from configuration file if req -newkey rsa is invoked
  • fix CVE-2013-4353 - Invalid TLS handshake crash
  • fix CVE-2013-6450 - possible MiTM attack on DTLS1
  • fix CVE-2013-6449 - crash when version in SSL structure is incorrect
  • add back some no-op symbols that were inadvertently dropped
  • do not advertise ECC curves we do not support
  • fix CPU identification on Cyrix CPUs
  • make DTLS1 work in FIPS mode
  • avoid RSA and DSA 512 bits and Whirlpool in ‘openssl speed’ in FIPS mode
  • installation of dracut-fips marks that the FIPS module is installed
  • avoid dlopening from libcrypto
  • fix small memory leak in FIPS aes selftest
  • fix segfault in openssl speed hmac in the FIPS mode
  • document the nextprotoneg option in manual pages
    original patch by Hubert Kario
  • always perform the FIPS selftests in library constructor
    if FIPS module is installed
  • fix use of rdrand if available
  • more commits cherry picked from upstream
  • documentation fixes
  • additional manual page fix
  • use symbol versioning also for the textual version
  • additional manual page fixes
  • cleanup speed command output for ECDH ECDSA
  • use _prefix macro
  • add relro linking flag
  • add support for the -trusted_first option for certificate chain verification
  • rebase to the 1.0.1e upstream version
  • fix for CVE-2013-0169 - SSL/TLS CBC timing attack (#907589)
  • fix for CVE-2013-0166 - DoS in OCSP signatures checking (#908052)
  • enable compression only if explicitly asked for or OPENSSL_DEFAULT_ZLIB
    environment variable is set (fixes CVE-2012-4929 #857051)
  • use __secure_getenv() everywhere instead of getenv() (#839735)
  • fix sslrand(1) and sslpasswd(1) reference in openssl(1) manpage (#841645)
  • drop superfluous lib64 fixup in pkgconfig .pc files (#770872)
  • force BIO_accept_new(*:
    ) to listen on IPv4
  • use PKCS#8 when writing private keys in FIPS mode as the old
    PEM encryption mode is not FIPS compatible (#812348)
  • fix for CVE-2012-2333 - improper checking for record length in DTLS (#820686)
  • properly initialize tkeylen in the CVE-2012-0884 fix
  • fix for CVE-2012-2110 - memory corruption in asn1_d2i_read_bio() (#814185)
  • fix problem with the SGC restart patch that might terminate handshake
  • fix for CVE-2012-0884 - MMA weakness in CMS and PKCS#7 code (#802725)
  • fix for CVE-2012-1165 - NULL read dereference on bad MIME headers (#802489)
  • fix incorrect encryption of unaligned chunks in CFB, OFB and CTR modes
  • fix for CVE-2011-4108 & CVE-2012-0050 - DTLS plaintext recovery
    vulnerability and additional DTLS fixes (#771770)
  • fix for CVE-2011-4576 - uninitialized SSL 3.0 padding (#771775)
  • fix for CVE-2011-4577 - possible DoS through malformed RFC 3779 data (#771778)
  • fix for CVE-2011-4619 - SGC restart DoS attack (#771780)
  • fix - patch by Paolo Bonzini
  • add known answer test for SHA2 algorithms
  • fix missing initialization of a variable in the CHIL engine (#740188)
  • initialize the X509_STORE_CTX properly for CRL lookups - CVE-2011-3207
  • merge the optimizations for AES-NI, SHA1, and RC4 from the intelx
    engine to the internal implementations
  • better documentation of the available digests in apps (#693858)
  • backported CHIL engine fixes (#693863)
  • allow testing build without downstream patches (#708511)
  • enable partial RELRO when linking (#723994)
  • add intelx engine with improved performance on new Intel CPUs
  • add OPENSSL_DISABLE_AES_NI environment variable which disables
    the AES-NI support (does not affect the intelx engine)
  • use the AES-NI engine in the FIPS mode
  • add API necessary for CAVS testing of the new DSA parameter generation
  • fix OCSP stapling vulnerability - CVE-2011-0014 (#676063)
  • correct the README.FIPS document